Premieres Sun, Oct 26 at 9pm/et. Every city has its secrets. And, you\'d be surprised to learn what lies below the surface of some. Turning history upside-down, Don Wildman is back in an all new season of CITIES OF THE UNDERWORLD on History T. Play the Underground Photo Hunt Game and learn more at at http://www.history.com/cities

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Cities Of The Underworld

0:50 min

Premieres Sun, Oct 26 at 9pm/et. Every city has its secrets. And, you'd be surprised to learn what lies below the surface of some. Turning history upside-down, Don Wildman is back in an all new season of CITIES OF THE UNDERWORLD on History T. Play the Underground Photo Hunt Game and learn more at at http://www.history.com/cities